Chapter 2 How to use the menu CVS-128/128B
2-14 0093112802-06
Caution: When the fish symbol
function is made effective, this
function becomes invalid.
For CVS-128B
Change the Bandwidth
The bandwidth is automatically set according to
the transmission pulse width. Please make it to
[Narrow] when you decrease the noise. Please
make it to [Super narrow] when you decrease
more.
1 Press the [MENU] key.
2 Select the [Adjust] → [Bandwidth]. (See
[2.1 How to operate the menu])
3 Press the [ ] key.
4 Change the setting of [Bandwidth]. (Press
the [
] key or [ ] key.)
5 Press the [MENU] key to close the menu.
Caution: When the fish symbol function
is made effective, this function
becomes invalid.
For CVS-128B
D.Range
D.Range is to expand and narrow down the
signal range from blue to red in images.
When the value is small, the expression range
of strong and weak signal change is narrow,
weaker signal will become undistinguished.
When the value is larger, the expression range
is wider and the weaker signals become distinct.
(Setting: 12 to 30dB)
1 Press the [MENU] key.
2 Select the [Adjust] → [D.Range]. (See [2.1
How to operate the menu])
3 Press the [ ] key.
4 Change the setting of [D.Range]. (Press
the [
] key or [ ] key.)
5 Press the [MENU] key to close the menu.
For CVS-128B
Display Width
When the image is zoomed or dual frequency
displayed, the display width can be changed.
1 Press the [MENU] key.
2 Select the [D.range] [Disp. width]. (See
[2.1 How to operate the menu])
3 Press the [ ] key.
4 Select the width of image. (Press the [ ]
key or [
] key)
5 Press the [MENU] key to close the menu.
Display the A scope/Stop the display
of A scope
The echo strength of latest echo can be
displayed at the right side of echo sounder
display.
The strength of echo sounder image is
expressed by the horizontal width. This
expression is called [A scope].
The width for strong echo is wide and the width
for weak echo is narrow. This makes it easier
for you to see the echo.
1 Press the [MENU] key.
2 Select the [Display1] [A scope]. (See
[2.1 How to operate the menu])
3 Press the [ ] key.
4 To display the A scope, select the [ON].
To stop the display of A scope, select the
[OFF]. (Press the [
] key or [ ] key)
5 Press the [MENU] key to close the menu.
Change the display color of echo
sounder image
The [Monochrome], [8 color], [16 color] and [64
color] can be selected.
1 Press the [MENU] key.
2 Select the [Display1] [Color tone]. (See
[2.1 How to operate the menu])
3 Press the [ ] key.
4 Select the [Color tone]. (Press the [ ] key
or [
] key)
5 Press the [MENU] key to close the menu.
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